JPH0478966B2 - - Google Patents
Info
- Publication number
- JPH0478966B2 JPH0478966B2 JP56185980A JP18598081A JPH0478966B2 JP H0478966 B2 JPH0478966 B2 JP H0478966B2 JP 56185980 A JP56185980 A JP 56185980A JP 18598081 A JP18598081 A JP 18598081A JP H0478966 B2 JPH0478966 B2 JP H0478966B2
- Authority
- JP
- Japan
- Prior art keywords
- photoelectric element
- focus
- light
- lens
- subject
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18598081A JPS5887513A (ja) | 1981-11-19 | 1981-11-19 | 焦点検出装置及び合焦位置設定装置 |
US06/442,087 US4538062A (en) | 1981-11-19 | 1982-11-16 | Focusing detecting device with coaxial source and detector |
EP82306169A EP0080340B1 (en) | 1981-11-19 | 1982-11-19 | A device for detecting the focused state of an optical system |
AT82306169T ATE21778T1 (de) | 1981-11-19 | 1982-11-19 | Vorrichtung fuer die detektion des fokussierungszustandes eines optisches system. |
DE8282306169T DE3272935D1 (en) | 1981-11-19 | 1982-11-19 | A device for detecting the focused state of an optical system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18598081A JPS5887513A (ja) | 1981-11-19 | 1981-11-19 | 焦点検出装置及び合焦位置設定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5887513A JPS5887513A (ja) | 1983-05-25 |
JPH0478966B2 true JPH0478966B2 (enrdf_load_stackoverflow) | 1992-12-14 |
Family
ID=16180243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18598081A Granted JPS5887513A (ja) | 1981-11-19 | 1981-11-19 | 焦点検出装置及び合焦位置設定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5887513A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3339970A1 (de) * | 1983-11-04 | 1985-05-15 | Karl Süss KG, Präzisionsgeräte für Wissenschaft und Industrie GmbH & Co, 8046 Garching | Einrichtung zum automatischen fokussieren von optischen geraeten |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7401805A (nl) * | 1974-02-09 | 1975-08-12 | Philips Nv | Inrichting voor het instellen van het beeld en informatiestruktuur op een omzetter. |
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1981
- 1981-11-19 JP JP18598081A patent/JPS5887513A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5887513A (ja) | 1983-05-25 |